1 /* $NetBSD: eeprom.h,v 1.2 2005/12/11 12:23:56 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1996 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Gordon W. Ross. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _DEV_SUN_EEPROM_H_ 40 #define _DEV_SUN_EEPROM_H_ 41 42 /* 43 * Structure/definitions for the Sun3/Sun4 EEPROM. 44 * 45 * This information is published in the Sun document: 46 * "PROM User's Manual", part number 800-1736010. 47 */ 48 49 /* 50 * Note that most places where the PROM stores a "true/false" flag, 51 * the true value is 0x12 and false is the usual zero. Such flags 52 * all take the values EE_TRUE or EE_FALSE so this file does not 53 * need to define so many value macros. 54 */ 55 #define EE_TRUE 0x12 56 #define EE_FALSE 0 57 58 struct eeprom { 59 60 /* 0x00 */ 61 uint8_t eeTestArea[4]; /* Factory Defined */ 62 uint16_t eeWriteCount[4]; /* || || */ 63 uint8_t eeChecksum[4]; /* || || */ 64 uint32_t eeLastHwUpdate; /* || || */ 65 66 /* 0x14 */ 67 uint8_t eeInstalledMem; /* Megabytes */ 68 uint8_t eeMemTestSize; /* || */ 69 70 /* 0x16 */ 71 uint8_t eeScreenSize; 72 #define EE_SCR_1152X900 0x00 73 #define EE_SCR_1024X1024 0x12 74 #define EE_SCR_1600X1280 0x13 75 #define EE_SCR_1440X1440 0x14 76 77 uint8_t eeWatchDogDoesReset; /* Watchdog timeout action: 78 * true: reset/reboot 79 * false: return to monitor 80 */ 81 /* 0x18 */ 82 uint8_t eeBootDevStored; /* Is the boot device stored: 83 * true: use stored device spec. 84 * false: use default (try all) 85 */ 86 /* 0x19 */ 87 /* Stored boot device spec. i.e.: "sd(Ctlr,Unit,Part)" */ 88 uint8_t eeBootDevName[2]; /* xy,xd,sd,ie,le,st,xt,mt,... */ 89 uint8_t eeBootDevCtlr; 90 uint8_t eeBootDevUnit; 91 uint8_t eeBootDevPart; 92 93 /* 0x1E */ 94 uint8_t eeKeyboardType; /* zero for sun keyboards */ 95 96 /* 0x1F */ 97 uint8_t eeConsole; /* What to use for the console */ 98 #define EE_CONS_BW 0x00 /* - On-board B&W / keyboard */ 99 #define EE_CONS_TTYA 0x10 /* - serial port A */ 100 #define EE_CONS_TTYB 0x11 /* - serial port B */ 101 #define EE_CONS_COLOR 0x12 /* - Color FB / keyboard */ 102 #define EE_CONS_P4OPT 0x20 /* - Option board on P4 */ 103 104 /* 0x20 */ 105 uint8_t eeCustomBanner; /* Is there a custom banner: 106 * true: use text at 0x68 107 * false: use Sun banner 108 */ 109 110 uint8_t eeKeyClick; /* true/false */ 111 112 /* 0x22 */ 113 /* Boot device with "Diag" switch in Diagnostic mode: */ 114 uint8_t eeDiagDevName[2]; 115 uint8_t eeDiagDevCtlr; 116 uint8_t eeDiagDevUnit; 117 uint8_t eeDiagDevPart; 118 119 /* Video white-on-black (not implemented) */ 120 uint8_t eeWhiteOnBlack; /* true/false */ 121 122 /* 0x28 */ 123 char eeDiagPath[40]; /* path name of diag program */ 124 125 /* 0x50 */ 126 uint8_t eeTtyCols; /* normally 80 (0x50) */ 127 uint8_t eeTtyRows; /* normally 34 (0x22) */ 128 uint8_t ee_x52[6]; /* unused */ 129 130 /* 0x58 */ 131 /* Default parameters for tty A and tty B: */ 132 struct eeTtyDef { 133 uint8_t eetBaudSet; /* Is the baud rate set? 134 * true: use values here 135 * false: use default (9600) 136 */ 137 uint8_t eetBaudHi; /* i.e. 96.. */ 138 uint8_t eetBaudLo; /* ..00 */ 139 uint8_t eetNoRtsDtr; /* true: disable H/W flow 140 * false: enable H/W flow */ 141 uint8_t eet_pad[4]; 142 } eeTtyDefA, eeTtyDefB; 143 144 /* 0x68 */ 145 char eeBannerString[80]; /* see eeCustomBanner above */ 146 147 /* 0xB8 */ 148 uint16_t eeTestPattern; /* must be 0xAA55 */ 149 uint16_t ee_xBA; /* unused */ 150 151 /* 0xBC */ 152 /* Configuration data. Hopefully we don't need it. */ 153 struct eeConf { 154 uint8_t eecData[16]; 155 } eeConf[12+1]; 156 157 /* 0x18c */ 158 uint8_t eeAltKeyTable; /* What Key table to use: 159 * 0x58: EEPROM tables 160 * else: PROM key tables 161 */ 162 uint8_t eeKeyboardLocale; /* extended keyboard type */ 163 uint8_t eeKeyboardID; /* for EEPROM key tables */ 164 uint8_t eeCustomLogo; /* true: use eeLogoBitmap */ 165 166 /* 0x190 */ 167 uint8_t eeKeymapLC[0x80]; 168 uint8_t eeKeymapUC[0x80]; 169 170 /* 0x290 */ 171 uint8_t eeLogoBitmap[64][8]; /* 64x64 bit custom logo */ 172 173 /* 0x490 */ 174 uint8_t ee_x490[2]; /* unused */ 175 176 /* 0x492 */ 177 uint8_t ee_passwd_mode; /* Only (ROM rev > 2.7.0) 178 * 0x5E = fully secure mode 179 * 0x01 = command secure mode 180 * Rest = non-secure mode 181 */ 182 uint8_t ee_password[8]; 183 uint8_t ee_x49b[0x500-0x49b]; /* unused */ 184 185 /* 0x500 */ 186 uint8_t eeReserved[0x100]; 187 188 /* 0x600 */ 189 uint8_t eeROM_Area[0x100]; 190 191 /* 0x700 */ 192 /* "Unix area" (hah!) */ 193 uint8_t ee_x700[0xb]; /* unused */ 194 /* 0x70b */ 195 uint8_t ee_diag_mode; /* 3/80 diag switch: 196 * 0x06 = normal boot 197 * 0x12 = diagnostic mode 198 * Rest = full diagnostic boot 199 */ 200 /* 0x70c */ 201 uint8_t ee_x70c[0x7d8-0x70c]; /* unused */ 202 203 /* 0x7d8 */ 204 uint8_t ee_80_IDPROM[32]; /* 3/80 IDPROM */ 205 /* 0x7f8 */ 206 uint8_t ee_80_CLOCK[8]; /* 3/80 clock */ 207 }; 208 209 #endif /* _DEV_SUN_EEPROM_H_ */ 210